Packaging configurations outside Jars with SBT Native Plugin In this post we are going to see how we can separately package any files (especially config and log configuration) out of packaged jar when we use sbt native packager for packaging our scala application. Here we are building from our last post. In order to use… Continue reading »
avro-tools in Scala Projects – Don’t… In this post we are going to discuss how Avro-tools dependency can mess up your logging in a Scala project. Let’s create a sample Scala SBT project. We update the build.sbt as follows: Here are we adding dependencies for logback in addition to avro-tools dependency. Let’s create a simple… Continue reading »
Kafka Message Size Issue – Record Too Long to Send As soon as the message size increases, Kafka starts throwing errors when sending the message. Here are the error message we received when sending a message with size a few mege bytes. The message clearly suggests that the size needs to updated in some configuration… Continue reading »
Using Avro Schema in JVM based applications Like Protobuf, Apache Avro is specially suitable for organizations with polyglot development stack. Data serialized through one language can easily be deserialized in other language on the other end of your messaging platform. This is one of the supported serialization for Confluent platform. The benefits of Avro over… Continue reading »
Plugins Download First you need to set proxy for plugins download. Go to File\Settings and open Plugin tab. Get Proxy settings from internet explorer (Internet options) and update it here: org.scala-sbt#sbt;0.13.16: not found Here you need to use the same version build.propeties file as the one in sbt launcher. Check SBT Version on your machine… Continue reading »
SBT Behind Proxy If you are running sbt behind firewall, you need to update proxy settings to be used: sbtconfig.txt Update the sbtconfig.txt where you have sbt installed: In addition to this, please make sure that sbt is added to $PATH variable. Using SBT from Git Bash Even though I had it configured as follows,… Continue reading »
Play Framework and CORS with Angular2 Client(Cross Origin Resource Sharing) Although Play framework allows us to write complete web application including UI. But we can just keep our REST based HTTP service in Play Framework and access them from any other application hosted on another server. But as soon as you do it, you start… Continue reading »
Play framework with Scala – Getting Started Play is a web framework based on JVM languages including Scala and Java. This post is about getting you up running a basic Hello world application with Scala using IntelliJ IDEA. Download IntelliJ IDEA IntelliJ IDEA can be downloaded from JetBrains. Here is the download link: Downloading Activator… Continue reading »
Creating and Deploying Local Scala SBT Packages In the last few months we have discussed various features of scala. Some features required using other scala packages. In this post, let’s discuss how we can create our own artifacts. We can also discuss how we can use these packages in other scala projects locally. Let’s create… Continue reading »
Using TypeSafe’s Config In Scala Our application behavior is generally defined with a set of configurations. Instead of hard-coding the values in the code, we like to define them separately in a configuration store. In this post, we are going to see how we can define configurations using TypeSafe’s config. Let’s create a SBT project…. Continue reading »